UPSC Syllabus for Exam 2026 | Free PDF Download

Behind every successful IAS, IPS, or IFS officer lies a journey filled with not-so-winning days, moments of self-doubt, and a lot of unsaid sacrifices. What turns this journey into success is the determination, discipline, consistency, and perseverance that every dedicated aspirant like you puts in with relentless efforts. But the very first step towards this dream is in-depth knowledge of the UPSC syllabus 2026. This guide will help you get detailed information on the UPSC syllabus (Prelims + Mains), which will help you better plan your exam strategy.

Important UPSC CSE 2026 Exam Dates That You Can’t Miss!

As you gear up for Civil Services 2026, mark the following UPSC Exam dates in your calendar to boost your exam preparation:

• UPSC Prelims 2026: 24 May 2026

• UPSC Mains 2026: 21 August 2026

These dates are based on the official UPSC calendar. They are best suited to help you plan your preparation to cover the syllabus in time for Prelims, while leaving sufficient time for Mains strategy and answer writing practice. 

UPSC Eligibility Criteria 2026: Who Can Apply

If you wish to appear in UPSC, India’s one of the prestigious exams, you must meet certain criteria:

• Nationality: Must be a citizen of India, or eligible categories like Nepal/Bhutan/Tibetan refugees, or persons of Indian origin from specified countries.

• Age Limit: 21-32 years for General, with relaxations for reserved categories (OBC: 35, SC/ST: 37, PwBD: up to 42-47 years).

• Educational Qualifications: Bachelor’s degree from a recognised university. Even final year students can also apply for the same.

• Number of Attempts: General–6, OBC–9, SC/ST–unlimited within the age limit.

• Physical & Medical Standards: Required only for certain services like IPS or CAPF after selection.

To have a look at the detailed UPSC Eligibility criteria, you can open the attached PDF taken from the official UPSC website.

UPSC CSE 2026 Exam Pattern Overview

Below is the blueprint of the UPSC Exam pattern 2026, along with all three stages of selection:

UPSC Prelims Syllabus 2026

Though UPSC Prelims is qualifying in nature, it tests a candidate’s conceptual clarity, analytical skills, and understanding of core subjects like History, Indian Polity, Geography, and more. It filters out a large number of appearing candidates, so detailed knowledge of the UPSC Prelims syllabus is a must before you start preparing for the exam.

General Studies Paper I (200 Marks)

UPSC Prelims General Studies Paper I is the gateway to your civil services dream. It will look for your knowledge of:

• Current Affairs: Key national and international events you need to prepare for at least a year before your exam.

• History of India & Indian National Movement: In this section, you have to read well through ancient history, medieval history, and modern history. 

• India & World Geography: Read thoroughly about the physical, social, and economic geography of India & the World.

• Indian Polity & Governance: Pay great attention to the Indian Constitution, Political System, Panchayati Raj, Public Policy, Rights Issues, etc.

• Economic & Social Development: Prepare well on sustainable development, poverty, inclusion, demographics, social sector initiatives, etc.

• Environment & Ecology: Learn general issues on environmental ecology, biodiversity, climate change, and more.

• General Science: No need to go in-depth, just follow current affairs to prepare this section.

UPSC Books for 2026 Exam

Pro Tips To Score Well In GS Paper I

• To score well in history, read thoroughly about the Indian National Movement

• For geography, read the NCERTs of Class 9-12th, make crisp notes, and revise them as much as possible.

• Even for the Indian Economy, you must read the NCERTs of Class 9-12th nicely.

• For General Science, we would recommend going through Class 9-10 NCERT Science books, ICSE board Science books, and you must give it a read and select chapters from Class 11th and 12th NCERTs.

General Studies Paper II–CSAT

This exam takes place on the second shift on the same day as the UPSC Preliminary Exam. To qualify for this exam, you have to gain mastery of:

• Comprehension

• Logical reasoning & analytical ability

• General Mental Ability

• Basic Numeracy (Class X Level) & Data Interpretation (charts, graphs, tables, data sufficiency, etc.--Class X level)

Important Points to Remember About The UPSC Prelims 2026

• Both the papers in UPSC Prelims are objective in nature and are conducted on the same day.

• Marks of Paper I are considered for the Prelims cutoff.

• A minimum of 66 marks or 33% is required to qualify for the CSAT exam.

• There is no sectional cut-off in Paper I.

• Questions are available in both Hindi and English.

UPSC Mains Syllabus 2026

As of now, you get an idea of UPSC Prelims, it's time to look for the UPSC Mains Syllabus 2026. Below, we are adding a table, giving you a layout of the papers listed in the UPSC Mains 2026:

Papers to be Counted for Merit

UPSC Mains Syllabus 2026 for Qualifying Papers (Indian Languages and English)

The qualifying papers in the UPSC Mains test candidates on:

• Comprehension of passages to assess interpretation skills.

• Precis Writing for summarising ideas beautifully.

• Usage & Vocabulary to look for the language proficiency.

• Short Essays on various topics to have an idea of the clarity of thoughts.

• Translation from English to the Indian Languages and vice versa.

2 Important Points To Consider For These Qualifying Papers

• The papers in Indian Languages and English are set at the Matriculation or equivalent level and are qualifying in nature. It means the marks obtained in these papers will not be counted towards the final ranking.

• Candidates need to write down the English paper in English and the Indian Language paper in the respective language, except in cases involving translation.

UPSC Mains Essay Syllabus

While going through the UPSC syllabus Prelims and Mains, you can come across the Essay paper. The topic of the essays revolves around governance, society, economy, philosophy, environment, and contemporary issues. 

The Essay paper in the UPSC Civil Services Mains carries 250 marks, equal to any General Studies paper. Candidates are expected to go through the UPSC essay syllabus and subsequently write two essays, each with a word count of around 1000-1200 words.

UPSC Mains Syllabus for GS I

Paper-II: General Studies-I: Indian Heritage and Culture, History and Geography of the World and Society. 

Indian Culture: Covers important aspects of art forms, literature, and architecture from ancient times to modern India.

Modern Indian History: Here, key events, personalities, and issues from the mid-18th century to the present are discussed.

Freedom Struggle: Different stages of India’s independence movements and contributions from leaders across regions.

Post-Independence India: Nation-building events, consolidation, and administrative reorganisation after 1947.

World History: Major global events from the 18th century onwards are discussed, such as the Industrial Revolution, world wars, decolonisation, and the impact of political ideologies like communism, socialism, and capitalism on societies.

Indian Society: Here, it includes structure, diversity, the role of women and women’s organisations, population dynamics, poverty, urbanisation, and related development issues.

Social Issues: A wide range of topics, such as the effects of globalisation, social empowerment, communalism, regionalism, and secularism.

Physical Geography of the World: Key landforms, climate patterns, and geographical phenomena are what you need to know about.

Resources & Industries: Look for the distribution of major natural resources globally & in India and the factors influencing the location of primary, secondary, and tertiary industries.

Geophysical Phenomena: Earthquakes, tsunamis, cyclones, volcanic activity, and their impact. Also, includes changes in highlighted geographical features such as water bodies, ice caps, flora and fauna, and the repercussions of these changes.

UPSC Mains Syllabus for GS II

Paper-III: General Studies II – Governance, Constitution, Polity, Social Justice & International Relations

• Indian Constitution: Historical background, evolution, key features, significant amendments, major provisions, and the basic structure.
  

• Union and State Functions: Roles, responsibilities, and challenges related to the federal system, including devolution of powers and finances to local levels.
  

• Separation of Powers: Between the Legislature, Executive, and Judiciary, including dispute resolution mechanisms and related institutions.
  

• Comparative Constitutional Analysis: Key similarities and differences between India’s Constitution and other countries’ constitutional frameworks.
  

• Parliament and State Legislatures: Structure, functioning, powers, privileges, conduct of business, and related issues.
  

• Executive and Judiciary: Organisation, structure, functioning, ministries, departments, and the role of pressure groups and associations in the polity.
  

• Representation of People’s Act: Salient features and applications.
  

• Constitutional Bodies: Appointments, powers, and responsibilities of constitutional authorities and offices.
  

• Regulatory and Quasi-Judicial Bodies: Structure, roles, and functions.
  

• Government Policies & Programs: Design, implementation challenges, and development interventions across sectors.
  

• Development Ecosystem: Role of NGOs, SHGs, charities, donors, and other stakeholders in social and economic development.
  

• Welfare Schemes: Programs for vulnerable populations, performance evaluation, and the legal/institutional mechanisms supporting them.
  

• Social Sector Issues: Challenges in health, education, human resources, poverty, and hunger alleviation.
  

• Governance & Accountability: Transparency, e-governance applications, citizens’ charters, institutional mechanisms, and measures to strengthen accountability.
  

• Role of Civil Services: Functions and importance in a democratic framework.
  

• India’s Foreign Relations: Bilateral, regional, and global engagements, including the effects of other countries’ policies and politics on India.
  

• International Organisations: Structure, mandate, and influence of key global institutions and agencies, including their impact on India.

UPSC Mains Syllabus for GS III

Paper-IV: General Studies III – Technology, Economic Development, Biodiversity, Environment, Security & Disaster Management

• Indian Economy: Planning, resource mobilisation, economic growth, development, and employment challenges.
  

• Inclusive Growth: Issues arising from ensuring equitable development across sectors and regions.
  

• Government Budgeting & Fiscal Policy: Key principles, implementation, and evaluation.
  

• Agriculture: Major crops, cropping patterns, irrigation methods, storage, transport, marketing, and related challenges. Role of e-technology in supporting farmers.
  

• Farm Subsidies & Food Security: Direct and indirect subsidies, minimum support prices, Public Distribution System (objectives, functioning, and limitations), buffer stocks, and technology missions. Economics of animal-rearing included.
  

• Food Processing & Allied Industries: Scope, significance, location factors, supply chain management, and upstream/downstream requirements.
  

• Land Reforms: Historical and Contemporary Perspectives.
  

• Economic Liberalisation & Industrial Policy: Impact on industrial growth and overall economy.
  

• Infrastructure Development: Energy, ports, roads, airports, railways, and investment models.
  

• Science & Technology: Developments, applications in daily life, achievements of Indians in science and technology, indigenisation, and innovation. Awareness of IT, space, computers, robotics, nanotechnology, biotechnology, and intellectual property rights.
  

• Environment & Biodiversity: Conservation, pollution, environmental degradation, and Environmental Impact Assessment.
  

• Disaster Management: Understanding types of disasters and mitigation strategies.
  

• Internal Security: Linkages between development and extremism; challenges posed by external state and non-state actors.
  

• Cyber & Communication Security: Role of media and social networks in internal security, basics of cyber security, and prevention of money laundering.
  

• Border & Organised Crime Challenges: Security management in border areas and links between organised crime and terrorism.
  

• Security Forces & Agencies: Roles, mandates, and coordination mechanisms in maintaining internal and external security.

UPSC Mains Syllabus for GS IV

Paper-V: General Studies IV – Ethics, Integrity & Aptitude

This paper assesses candidates’ attitude, approach, and problem-solving skills in dealing with ethical issues, integrity in public life, and societal conflicts. Many questions are presented in a case study format to evaluate practical application.

Key Areas Covered:

• Ethics and Human Interface: Understanding the essence, determinants, and outcomes of ethical behavior in personal and public life. Study of human values drawn from the lives and teachings of great leaders, reformers, and administrators, and the role of family, society, and educational institutions in shaping values.
  

• Attitude: Structure, function, and content of attitudes, and their influence on thought and behavior. Covers moral, political, and social attitudes, along with persuasion and social influence.
  

• Civil Service Aptitude & Values: Foundational values such as integrity, impartiality, objectivity, dedication to public service, empathy, tolerance, and compassion for vulnerable sections of society.
  

• Emotional Intelligence: Concepts, relevance, and application in administration and governance.
  

• Philosophical Contributions: Insights from moral thinkers and philosophers from India and across the world.
  

• Public Administration Ethics: Study of ethical concerns, dilemmas, and governance challenges in government and private institutions. Covers laws, rules, regulations, and conscience as sources of guidance, accountability, ethical governance, corporate governance, and international ethics.
  

• Probity in Governance: Principles of public service, philosophical foundations of probity, transparency, Right to Information (RTI), Codes of Ethics and Conduct, Citizen Charters, work culture, quality of service delivery, utilization of public funds, and anti-corruption measures.
  

• Case Studies: Applied scenarios to analyze and resolve ethical, governance, and integrity-related challenges.

UPSC Mains Syllabus for Optional Subject

Diving deep into the UPSC Mains Syllabus, aspirants must choose 1 optional subject. The chosen optional subjects comprise 2 papers—Paper I and Paper II, each of 250 marks, totalling 500 marks. So, it is advised to pick the optional subjects with which you are comfortable enough to write answers and score well. From the following list of optional subjects, you can choose to improve your final ranking:

• UPSC Agriculture Syllabus
  

• UPSC Animal Husbandry and Veterinary Science Syllabus
  

• UPSC Anthropology Syllabus
  

• UPSC Botany Syllabus
  

• UPSC Chemistry Syllabus
  

• UPSC Civil Engineering Syllabus
  

• UPSC Commerce and Accountancy Syllabus
  

• UPSC Economics Syllabus
  

• UPSC Electrical Engineering Syllabus
  

• UPSC Geography Syllabus
  

• UPSC Geology Syllabus
  

• UPSC History Syllabus
  

• UPSC Law Syllabus
  

• UPSC Management Syllabus
  

• UPSC Mathematics Syllabus
  

• UPSC Mechanical Engineering Syllabus
  

• UPSC Medical Science Syllabus
  

• UPSC Philosophy Syllabus
  

• UPSC Physics Syllabus
  

• UPSC Political Science & International Relations (PSIR) Syllabus
  

• UPSC Psychology Syllabus
  

• UPSC Public Administration Syllabus
  

• UPSC Sociology Syllabus
  

• UPSC Statistics Syllabus
  

• UPSC Zoology Syllabus

UPSC Literature Syllabus 2026

The UPSC Civil Services Examination presents the following languages from the 8th Schedule of the Indian Constitution for the Literature optional and qualifying language papers:

• Assamese Literature Syllabus
  

• Bengali Literature Syllabus
  

• Bodo Literature Syllabus
  

• Dogri Literature Syllabus
  

• English Literature Syllabus
  

• Gujarati Literature Syllabus
  

• Hindi Literature Syllabus
  

• Kannada Literature Syllabus
  

• Kashmiri Literature Syllabus
  

• Konkani Literature Syllabus
  

• Maithili Literature Syllabus
  

• Malayalam Literature Syllabus
  

• Manipuri Literature Syllabus
  

• Marathi Literature Syllabus
  

• Nepali Literature Syllabus
  

• Odia Literature Syllabus
  

• Punjabi Literature Syllabus
  

• Sanskrit Literature Syllabus
  

• Santhali Literature Syllabus
  

• Sindhi Literature Syllabus
  

• Tamil Literature Syllabus
  

• Telugu Literature Syllabus
  

• Urdu Literature Syllabus
  

UPSC Interview Syllabus 2026

The final stage of the Civil Services Examination is the UPSC Personality Test (Interview). Unlike the Prelims and Mains, the UPSC Interview does not have a defined syllabus. Instead, it assesses a candidate’s personality, decision-making ability, awareness, and suitability for a career in public service.

The interview carries 275 marks, and the final merit list is prepared based on the combined score of the Mains examination (1750 marks) and the Interview.

Although there is no fixed syllabus, questions in the UPSC Interview are generally based on:

• Detailed Application Form (DAF): Questions related to your education, hobbies, achievements, and work experience.
  

• Current Affairs: National and international events, government policies, and socio-economic issues.
  

• Optional Subject: Basic conceptual questions related to the optional subject chosen in Mains.
  

• Graduation Background: Concepts from your academic discipline.
  

• Situational and Ethical Questions: Hypothetical administrative situations to test judgment and integrity.
  

• State and District Profile: Questions related to your home state, culture, economy, and challenges.
  

Recommended Books | Study Materials